Finding the Fourth Proportional to 70,476,466.10, 105,683,206.35 and 27,331,330.10
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Solution
The fourth proportional to 70,476,466.10, 105,683,206.35 and 27,331,330.10 is: 40,984,781.99
Step by Step Solution
- Step 1: Write the proportion equation
70,476,466.10 : 105,683,206.35 = 27,331,330.10 : x - Step 2: Convert to fraction form
70,476,466.10/105,683,206.35 = 27,331,330.10/x - Step 3: Cross multiply
70,476,466.10x = 105,683,206.35 × 27,331,330.10 - Step 4: Simplify right side
70,476,466.10x = 2,888,462,598,778,266 - Step 5: Solve for x
x = 2,888,462,598,778,266/70,476,466.10 - Step 6: Final answer
x = 40,984,781.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.